Q: Is 3,331,520 a Composite Number?

Why is 3,331,520 a composite number?

A composite number is a number that can be divided evenly by more numbers than 1 and itself. It is the opposite of a prime number.

The number 3,331,520 can be evenly divided by 1 2 4 5 8 10 16 20 29 32 40 58 64 80 116 145 160 232 290 320 359 464 580 718 928 1,160 1,436 1,795 1,856 2,320 2,872 3,590 4,640 5,744 7,180 9,280 10,411 11,488 14,360 20,822 22,976 28,720 41,644 52,055 57,440 83,288 104,110 114,880 166,576 208,220 333,152 416,440 666,304 832,880 1,665,760 and 3,331,520, with no remainder.

Since 3,331,520 cannot be divided by just 1 and 3,331,520, it is a composite number.

More Examples

• All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).